+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_matcher(struct ibv_context *context,
+ struct mlx5dv_flow_matcher_attr *matcher_attr,
+ void *tbl)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ (void)context;
+ return mlx5dv_dr_matcher_create(tbl, matcher_attr->priority,
+ matcher_attr->match_criteria_enable,
+ matcher_attr->match_mask);
+#else
+ (void)tbl;
+ return mlx5dv_create_flow_matcher(context, matcher_attr);
+#endif
+#else
+ (void)context;
+ (void)matcher_attr;
+ (void)tbl;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow(void *matcher,
+ void *match_value,
+ size_t num_actions,
+ void *actions[])
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_rule_create(matcher, match_value, num_actions,
+ (struct mlx5dv_dr_action **)actions);
+#else
+ struct mlx5dv_flow_action_attr actions_attr[8];
+
+ if (num_actions > 8)
+ return NULL;
+ for (size_t i = 0; i < num_actions; i++)
+ actions_attr[i] =
+ *((struct mlx5dv_flow_action_attr *)(actions[i]));
+ return mlx5dv_create_flow(matcher, match_value,
+ num_actions, actions_attr);
+#endif
+#else
+ (void)matcher;
+ (void)match_value;
+ (void)num_actions;
+ (void)actions;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_counter(void *counter_obj, uint32_t offset)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_action_create_flow_counter(counter_obj, offset);
+#else
+ struct mlx5dv_flow_action_attr *action;
+
+ (void)offset;
+ action = malloc(sizeof(*action));
+ if (!action)
+ return NULL;
+ action->type = MLX5DV_FLOW_ACTION_COUNTERS_DEVX;
+ action->obj = counter_obj;
+ return action;
+#endif
+#else
+ (void)counter_obj;
+ (void)offset;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_dest_ibv_qp(void *qp)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_action_create_dest_ibv_qp(qp);
+#else
+ struct mlx5dv_flow_action_attr *action;
+
+ action = malloc(sizeof(*action));
+ if (!action)
+ return NULL;
+ action->type = MLX5DV_FLOW_ACTION_DEST_IBV_QP;
+ action->obj = qp;
+ return action;
+#endif
+#else
+ (void)qp;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_dest_devx_tir(void *tir)
+{
+#ifdef HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR
+ return mlx5dv_dr_action_create_dest_devx_tir(tir);
+#else
+ (void)tir;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_modify_header
+ (struct ibv_context *ctx,
+ enum mlx5dv_flow_table_type ft_type,
+ void *domain, uint64_t flags,
+ size_t actions_sz,
+ uint64_t actions[])
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ (void)ctx;
+ (void)ft_type;
+ return mlx5dv_dr_action_create_modify_header(domain, flags, actions_sz,
+ (__be64 *)actions);
+#else
+ struct mlx5dv_flow_action_attr *action;
+
+ (void)domain;
+ (void)flags;
+ action = malloc(sizeof(*action));
+ if (!action)
+ return NULL;
+ action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
+ action->action = mlx5dv_create_flow_action_modify_header
+ (ctx, actions_sz, actions, ft_type);
+ return action;
+#endif
+#else
+ (void)ctx;
+ (void)ft_type;
+ (void)domain;
+ (void)flags;
+ (void)actions_sz;
+ (void)actions;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_packet_reformat
+ (struct ibv_context *ctx,
+ enum mlx5dv_flow_action_packet_reformat_type reformat_type,
+ enum mlx5dv_flow_table_type ft_type,
+ struct mlx5dv_dr_domain *domain,
+ uint32_t flags, size_t data_sz, void *data)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ (void)ctx;
+ (void)ft_type;
+ return mlx5dv_dr_action_create_packet_reformat(domain, flags,
+ reformat_type, data_sz,
+ data);
+#else
+ (void)domain;
+ (void)flags;
+ struct mlx5dv_flow_action_attr *action;
+
+ action = malloc(sizeof(*action));
+ if (!action)
+ return NULL;
+ action->type = MLX5DV_FLOW_ACTION_IBV_FLOW_ACTION;
+ action->action = mlx5dv_create_flow_action_packet_reformat
+ (ctx, data_sz, data, reformat_type, ft_type);
+ return action;
+#endif
+#else
+ (void)ctx;
+ (void)reformat_type;
+ (void)ft_type;
+ (void)domain;
+ (void)flags;
+ (void)data_sz;
+ (void)data;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static void *
+mlx5_glue_dv_create_flow_action_tag(uint32_t tag)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_action_create_tag(tag);
+#else
+ struct mlx5dv_flow_action_attr *action;
+ action = malloc(sizeof(*action));
+ if (!action)
+ return NULL;
+ action->type = MLX5DV_FLOW_ACTION_TAG;
+ action->tag_value = tag;
+ return action;
+#endif
+#endif
+ (void)tag;
+ errno = ENOTSUP;
+ return NULL;
+}
+
+static int
+mlx5_glue_dv_destroy_flow(void *flow_id)
+{
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_rule_destroy(flow_id);
+#else
+ return ibv_destroy_flow(flow_id);
+#endif
+}
+
+static int
+mlx5_glue_dv_destroy_flow_matcher(void *matcher)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
+ return mlx5dv_dr_matcher_destroy(matcher);
+#else
+ return mlx5dv_destroy_flow_matcher(matcher);
+#endif
+#else
+ (void)matcher;
+ errno = ENOTSUP;
+ return errno;
+#endif
+}
+
+static struct ibv_context *
+mlx5_glue_dv_open_device(struct ibv_device *device)
+{
+#ifdef HAVE_IBV_DEVX_OBJ
+ return mlx5dv_open_device(device,
+ &(struct mlx5dv_context_attr){
+ .flags = MLX5DV_CONTEXT_FLAGS_DEVX,
+ });
+#else
+ (void)device;
+ errno = ENOTSUP;
+ return NULL;
+#endif
+}
+
+static struct mlx5dv_devx_obj *
+mlx5_glue_devx_obj_create(struct ibv_context *ctx,
+ const void *in, size_t inlen,
+ void *out, size_t outlen)
+{
+#ifdef HAVE_IBV_DEVX_OBJ
+ return mlx5dv_devx_obj_create(ctx, in, inlen, out, outlen);
+#else
+ (void)ctx;
+ (void)in;
+ (void)inlen;
+ (void)out;
+ (void)outlen;
+ errno = ENOTSUP;